package com.sky.service.impl;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.sky.dto.UserLoginDTO;
import com.sky.entity.User;
import com.sky.exception.LoginFailedException;
import com.sky.mapper.UserMapper;
import com.sky.properties.WeChatProperties;
import com.sky.service.UserSerivice;
import com.sky.utils.HttpClientUtil;
import io.swagger.util.Json;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.Map;

@Service
@Slf4j
public class UserSeriviceimpl implements UserSerivice {
    public static final String  WX_LOGIN="https://api.weixin.qq.com/sns/jscode2session";
    @Autowired
    private WeChatProperties weChatProperties;
    @Autowired
    private UserMapper usermapper;
    @Override
    public User wxLogin(UserLoginDTO userLoginDTO) {
        Map<String, String> map=new HashMap<>();
        map.put("appid",weChatProperties.getAppid());
        map.put("secret",weChatProperties.getSecret());
        map.put("js_code",userLoginDTO.getCode());
        map.put("grant_type","authorization_code");
        String s = HttpClientUtil.doGet(WX_LOGIN, map);
        JSONObject jsonObject = JSON.parseObject(s);
        String openid = jsonObject.getString("openid");
        if(openid==null){
            throw new LoginFailedException("微信登录失败");
        }
      User user  =usermapper.getByOpenid(openid);
        if(user==null){
            user=User.builder()
                            .openid(openid)
                            .createTime(LocalDateTime.now())
                             .build();
            usermapper.insert(user);
        }
        return user;
    }
}
